* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

.container {
    width: 800px;
    margin: 20px auto;
}
.form-group{
    margin:15px 0;
}
.form-control {
    height: 40px;
    padding: 10px;
    width: 100%;
    border: 1px solid #DDD;
    border-radius: 4px;
}

tr {
    height: 60px;
    text-align: center;
}


.active {
    background-color: #EEE;
}

table{
    width: 100%;
}

table,
th,
td {
    border: 1px solid #CCC;
    /* 合并边框 */
    border-collapse: collapse;
}



.btn {
    border: 0;
    width: 70px;
    line-height: 35px;
    text-align: center;
    color: #555;
    background: #EEE;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 700;
    outline: 0;
    margin:0 2px;
}

.btn.danger {
    background-color: #D9534F;
    color: #FFF;
}

.btn.success {
    background-color: #337AB7;
    color: #FFF;
}

.line {
    border-bottom: 1px solid #DDD;
    margin: 10px 0;
}